1) The Olympic motto is "Citius, Altius, Fortius," which is Latin for "Faster, Higher, Stronger."

2) The lotus flower is considered a sacred symbol in many cultures and is associated with purity, enlightenment, and rebirth.

3) The word "school" contains two vowels: O and O.

4) The first commercial GPS (Global Positioning System) was launched in 1989 and provided accurate positioning and navigation capabilities to users worldwide.